*10″ & 12″ and larger core sizes are available using the BuildLock Knockdown block product for thicker walls and special needs such as pilasters. All BuildBlock products use the same interlock pattern and will integrate together.

90° Corner Block Form

(Height 16 in – 406.4 mm)

CoreWidth

Width

LengthExt– Int

ReturnExt– Int

Area

ConcreteVolume

4 in101.6 mm

9 in228.6 mm

31 in – 22 in787.4 mm – 558.8 mm

19 in – 10 in482.6 mm– 254 mm

5.56 ft2.5165 m2

.054574 yd3.041725 m3

6 in
152.4 mm

11 in
279.4 mm

33 in – 22 in
787.4 mm – 558.8 mm

21 in – 10 in533.4 mm – 254 mm

6.00 ft2
.5574 m2

.086528 yd3
.066155 m3

8 in
203.2 mm

13 in
330.2 mm

35 in – 22 in
787.4 mm – 558.8 mm

23 in – 10 in
584.2 mm – 254 mm

6.44 ft2
.5983 m2

.121517 yd3
.092906 m3

*10″ & 12″ and larger core sizes are available using the BuildLock Knockdown block product for thicker walls and special needs such as pilasters. All BuildBlock products use the same interlock pattern and will integrate together.

45° Corner Block Form

(Height 16 in – 406.4 mm)

CoreWidth

Width

LengthExt– Int

ReturnExt– Int

Area

ConcreteVolume

4 in101.6 mm

9 in228.6 mm

28 in – 24.272 in711.2 mm – 558.8cm

16 in – 12.272 in406.4 mm – 311.7 mm

4.89 ft2.4542 m2

.054985 yd3.042039 m3

6 in
152.4 mm

11 in279.4 mm

28 in – 23.444 in
71.12cm – 59.55 mm

16 in – 11.444 in
406.4 mm – 290.7 mm

4.89 ft2
.4542 m2

.080841 yd3
.061807 m3

8 in
203.2 mm

13 in
330.2 mm

28 in – 22.615 in
711.2 mm – 574.4 mm

16 in – 10.615 in
406.4 mm – 269.6 mm

4.89 ft2
.4542 m2

.105425 yd3
.08060 m3

*All BuildBlock products use the same interlock pattern and will integrate together.

Brickledge Block Form

(Height 16 in – 406.4 mm)

Core
Width

Width

LengthExt– Int

ReturnExt– Int

Area

ConcreteVolume

6 in152.4 mm

N/A

48 in1219.2 mm

N/A

4 ft2.3716 m2

.134140 yd3.102557 m3

8 in203.2 mm

N/A

48 in1219.2 mm

N/A

4 ft2.3716 m2

.167074 yd3

.127737 m3

*All BuildBlock products use the same interlock pattern and will integrate together.

Double Taper Top

(Height 16 in – 406.4 mm)

Core
Width

Width

Length
Ext– Int

Return
Ext– Int

Area

Concrete
Volume

6 in
152.4 mm

N/A

48 in
1219.2 mm

N/A

5.33 ft2
.4951 m2

.130128 yd3
.099489 m3

8 in
203.2 mm

N/A

48 in
1219.2 mm

N/A

5.33 ft2
.4951 m2

.163050 yd3
.124660 m3

*All BuildBlock products use the same interlock pattern and will integrate together.